Frontier Electronics Corp.
667 E. COCHRAN STREET, SIMI VALLEY, CA 93065
TEL: (805) 522-9998 FAX: (805) 522-9989
E-mail: frontiersales@frontierusa.com
Web: http://www.frontierusa.com
1.5 WATT SILICON ZENER DIODE
1N5921B-LFR THRU 1N5956B-LFR
FEATURES
z PLASTIC PACKAGE HAS UNDERWRITERS LABORATORY
FLAMMABILITY CLASSIFICATION 94V-0
z LOW ZENER IMPEDANCE
1.0(25.4)
MIN
z EXCELLENT CLAMPING CAPABILITY
z LEAD FREE
.034(0.9)
.028(0.7)
.205(5.2)
.166(4.2)
MECHANICAL DATA
z CASE: MOLDED PLASTIC, DO41, DIMENSIONS
IN INCHES AND (MILLIMETERS)
z TERMINALS: AXIAL LEADS SOLDERABLE PER
MIL-STD-202,METHOD 208
.107(2.7)
.080(2.0)
1.0(25.4)
MIN
z POLARITY: COLOR BAND DENOTES CATHODE
z MOUNTING POSITION: ANY
z WEIGHT: .34 GRAM
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS RATINGS AT 25°C AMBIENT TEMPERATURE UNLESS OTHERWISE SPECIFIED
STORAGE AND OPERATING TEMPERATURE RANGE -55 TO + 150°C
ELECTRICAL CHARACTERISTICS (TL=30°C UNLESS OTHERWISE NOTED VF=1.5V MAX, @IF = 200mA DC FOR ALL TYPES)
MAXIMUM DC
ZENER
NOMINAL
ZENER VOLTS
VZ@IZT
TEST
CURRENT
IZT
MAX. REVERSE
LEAKAGE CURRENT
MAXIMUM ZENER IMPEDANCE
JEDEC
TYPE
CURRENT
IZM
IR
@
VR
ZZT @ IZT
Ohms
ZZK
Ohms
@
IZK
VOLTS
mA
mA DC
mA
μA
VOLTS
1N5921B-LFR
1N5922B-LFR
1N5923B-LFR
1N5924B-LFR
1N5925B-LFR
1N5926B-LFR
1N5927B-LFR
1N5928B-LFR
1N5929B-LFR
1N5930B-LFR
1N5931B-LFR
1N5932B-LFR
1N5933B-LFR
1N5934B-LFR
1N5935B-LFR
1N5936B-LFR
1N5937B-LFR
1N5938B-LFR
1N5939B-LFR
1N5940B-LFR
1N5941B-LFR
1N5942B-LFR
1N5943B-LFR
1N5944B-LFR
1N5945B-LFR
1N5946B-LFR
1N5947B-LFR
1N5948B-LFR
1N5949B-LFR
1N5950B-LFR
1N5951B-LFR
1N5952B-LFR
1N5953B-LFR
1N5954B-LFR
1N5955B-LFR
1N5956B-LFR
6.8
7.5
8.2
9.1
10
55.1
50.0
45.7
41.2
37.5
34.1
31.2
28.8
25.0
23.4
20.8
18.7
17.0
15.6
13.9
12.5
11.4
10.4
9.6
2.5
3
200
400
1
5
5
5
5
5
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
5.2
6
220
200
182
164
150
136
125
115
100
93
83
75
68
62
55
50
45
41
38
34
31
29
26
24
22
20
18
16
15
13
12
11
10
9
0.5
3.5
4
400
0.5
6.5
500
0.5
7
8
4.5
5.5
6.5
7
500
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
11
550
8.4
12
550
9.1
13
550
9.9
15
9
600
11.4
12.2
13.7
15.2
16.7
18.2
20.6
22.8
25.1
27.4
29.7
32.7
35.8
38.8
42.6
47.1
51.7
56
16
10
600
18
12
650
20
14
650
22
17.5
19
650
24
700
27
23
700
30
26
750
33
33
800
36
38
850
39
45
900
43
8.7
53
950
47
8.0
67
1000
1100
1300
1500
1700
2000
2500
3000
3100
4000
4500
5000
6000
6500
7000
8000
51
7.3
70
56
6.7
86
62
6.0
100
120
140
160
200
250
300
380
450
600
700
900
1200
68
5.5
75
5.0
82
4.6
62.2
69.2
76
83.6
91.2
98.8
114
121.6
136.8
152
91
4.1
100
110
120
130
150
160
180
200
3.7
3.4
3.1
2.9
2.5
2.3
2.1
8
1.9
7
NOTE: SUFFIX “B” FOR ± 5%
1N5921B-LFR THRU 1N5956B-LFR
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